Unirandom#
Use Unirandom to measure a unidirectional message passing between random pairs of ranks.
Property |
Description |
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Measured pattern |
Unidirectional message passing between random pairs of ranks. Pairs are selected randomly for each message transfer. It is an MPI imbalanced application, where different ranks do different amount of work. |
MPI routines |
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MPI data type |
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The benchmark reports latency (in microseconds), bandwidth (in million bytes per second), and message rate (in messages per second).